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bot-bottle/Dockerfile
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didericis e2231f46a3
test / unit (pull_request) Successful in 18s
test / integration (pull_request) Failing after 2m13s
test(integration): PRD 0022 sandbox-escape suite (chunks 1-5)
End-to-end test that brings up a real bottle with allowlisted
egress + git-gate + three planted secrets, then runs five
attacks from inside the agent container.

Chunks 1-5 implemented in one pass against the Docker backend:

  Attack 1 — non-allowlisted hostname (curl evil.example.com)
              ✓ blocked by egress
  Attack 2 — non-allowlisted IP literal (198.51.100.1) + host-
              header spoof via curl --resolve
              ✓ both blocked by egress
  Attack 3 — HTTP exfil to allowlisted destination via path /
              query / body / header
              ✗ ALL FOUR LEAK — request reaches api.anthropic.com
                with the secret embedded. Pipelock's DLP doesn't
                catch the anthropic-key shape in the body, and
                nothing scans path / query / headers.
  Attack 4 — DNS exfil via crafted subdomain + direct
              dig @8.8.8.8 query
              ✓ both blocked (egress rejects subdomain, internal
                network has no path to 8.8.8.8)
  Attack 5 — README push through git-gate with secret-bearing
              attacker URL (parameterized over anthropic / AWS /
              generic shapes); ordering check that gitleaks fires
              BEFORE any upstream attempt
              ✓ all three secret shapes blocked by gitleaks

Per PRD 0022 Q1 the assertion in attack 3 is authoritative —
HTTP 403 with an egress/pipelock marker in the body is the only
acceptable outcome. Any 4xx from upstream means the secret
reached the network. The four failing sub-tests are real
sandbox gaps that need their own remediation PRDs before this
test merges green.

Also adds `dnsutils` (dig) to the base agent image so attack 4's
direct-DNS check has a tool to run.

CI: no changes needed — `.gitea/workflows/test.yml` already runs
`tests/integration/` and the suite skip_unless_dockers cleanly
when the runner has no Docker socket.
2026-05-26 22:23:45 -04:00

67 lines
2.9 KiB
Docker

# claude-bottle container image.
#
# Goal: a small, cache-friendly base that ships claude-code (the
# `@anthropic-ai/claude-code` npm package, CLI name `claude`) ready to run
# interactively. The container is ephemeral; per PRD 0001 v1 the host
# filesystem is not mounted in.
#
# Layer ordering is deliberate: the npm install lives in its own layer so
# changes to the rest of the repo (or to the CMD) don't bust it.
# Current Node LTS; slim variant keeps the image small while still
# providing apt-get for any future additions.
FROM node:22-slim
# Install runtime system deps. claude-code shells out to git for several
# features (status checks, commits, PR creation) — without git in the
# image, those features fail in surprising ways once the user does any
# real work. ca-certificates is already in the slim base; listed for
# clarity in case the base ever drops it. socat is the privileged
# forwarder for the in-container ssh-agent (see claude_bottle/ssh.py): the agent
# runs as root and rejects non-root connections, so socat sits between
# node and the agent socket. curl is here so any HTTPS_PROXY-aware
# tool (curl itself, plus anything that shells out to it) works
# against pipelock's bumped TLS without the agent needing local DNS.
RUN apt-get update \
&& apt-get install -y --no-install-recommends git ca-certificates openssh-client socat curl dnsutils \
&& rm -rf /var/lib/apt/lists/*
# Install claude-code globally. Pinned to the version verified in the v1
# build (`claude --version` returns 2.1.126). Bump deliberately when
# rolling forward; an unpinned install would mean rebuilds silently pick
# up new behavior.
RUN npm install -g --no-fund --no-audit @anthropic-ai/claude-code@2.1.126 \
&& npm cache clean --force
# Run as a non-root user. The node image already provides a `node` user
# (uid 1000) with a home directory, which is where claude-code will write
# its session state.
USER node
WORKDIR /home/node
# Pre-create the skills directory so PRD 0002's host->container skill
# copier (claude_bottle/skills.py) drops files into a path owned by the
# `node` user. `skills_copy_into` also `mkdir -p`s defensively, but
# baking it into the image avoids a permission-confusion footgun if a
# future change to the launcher copies in as a different user.
RUN mkdir -p /home/node/.claude/skills
# Heredoc delimiter is unquoted so $HOME expands; no other `$` appears
# in the body, so this is safe under dash (Docker's default RUN shell).
RUN cat > "$HOME/.claude.json" <<JSON
{
"hasCompletedOnboarding": true,
"theme": "dark",
"bypassPermissionsModeAccepted": true,
"projects": {
"$HOME": { "hasTrustDialogAccepted": true }
}
}
JSON
# Default to an interactive claude session. In the v1 launcher,
# `claude_bottle/cli/start.py` runs the container detached and uses `docker exec`
# to attach a TTY, but this CMD makes `docker run -it claude-bottle` also
# do something useful for ad-hoc debugging.
CMD ["claude"]